/* ============ 启动页 ============ */

/* 搜索框 / 标识可定制变量（设置 → 搜索框） */
:root {
  --search-w: 100%;
  --search-radius: 999px;
  --search-bg-alpha: 1;
  --logo-size: 60px;
  /* 搜索框图标填充：跟随主题，暗色下自动变亮 */
  --searchICON: var(--text-secondary);
}

body.start-page {
  display: block;
  min-height: 100vh;
  padding: 0;
  background: var(--bg);
}

/* 壁纸层：独立固定层，交叉淡入切换，消除空白闪烁与抖动 */
#bgLayers {
  position: fixed;
  inset: 0;
  z-index: -2;
  background: var(--bg);
  overflow: hidden;
}

.bg-layer {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  background-attachment: fixed;
  opacity: 0;
  transition: opacity .5s ease;
  will-change: opacity;
}

.bg-layer.show { opacity: 1; }

/* 关闭壁纸：仅隐藏图层，不重排内容 */
body.bg-off #bgLayers { opacity: 0; transition: opacity .35s ease; }

/* 搜索区：正好一屏，工作台内容紧接在下方 */
.search-screen {
  display: flex;
  min-height: 100vh;
  padding: 0 24px;
}

.start {
  width: 100%;
  max-width: 860px;
  margin: auto;
  padding: 56px 0 72px;
}

/* ---------- 品牌 ---------- */
.brand {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  margin-bottom: 44px;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  box-shadow: 0 8px 20px -10px rgba(26, 86, 219, .6);
}

.brand-mark svg {
  width: 30px;
  height: 30px;
  fill: currentColor;
}

.brand-name {
  font-size: var(--logo-size);
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--text);
}

/* 标识为图片时 */
.brand-name img {
  display: block;
  max-width: 70vw;
  max-height: 96px;
  object-fit: contain;
}

/* ---------- 搜索 ---------- */
.search {
  display: flex;
  align-items: center;
  gap: 14px;
  height: 64px;
  padding: 0 22px 0 26px;
  max-width: var(--search-w);
  margin: 0 auto;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--search-radius);
  box-shadow: 0 1px 2px rgba(0, 0, 0, .03), 0 14px 30px -24px rgba(0, 0, 0, .45);
  transition: border-color .15s, box-shadow .15s, border-radius .2s, max-width .2s;
}

/* 透明度可调（有壁纸时更融洽） */
@supports (background: color-mix(in srgb, red 50%, transparent)) {
  .search {
    background: color-mix(in srgb, var(--bg) calc(var(--search-bg-alpha) * 100%), transparent);
  }
}

.search:hover {
  border-color: var(--border-strong);
}

.search:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.search-icon {
  display: grid;
  place-items: center;
  color: var(--text-faint);
  transition: color .15s;
}

.search:focus-within .search-icon {
  color: var(--accent);
}

.search-icon svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

.search-input {
  flex: 1;
  min-width: 0;
  height: 100%;
  padding: 0;
  border: 0;
  outline: none;
  background: transparent;
  font-family: var(--font);
  font-size: 17px;
  color: var(--text);
}

.search-input::placeholder {
  color: var(--text-faint);
}

.search-submit {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: transparent;
  color: var(--text-faint);
  cursor: pointer;
  opacity: 0;
  transition: opacity .15s, background .15s, color .15s;
}

.search-submit svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.search:hover .search-submit,
.search:focus-within .search-submit {
  opacity: 1;
  color: var(--accent);
}

.search-submit:hover {
  background: var(--accent-soft);
}

/* ---------- 应用网格 ---------- */
.apps-grid {
  display: grid;
  grid-template-columns: repeat(var(--cols, 6), minmax(0, 1fr));
  justify-content: center;
  align-items: start;
  gap: 10px 4px;
  margin-top: 46px;
  max-width: 100%;
}

.home-toolbar {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 28px;
}

.shortcut {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  width: 78px;
  text-decoration: none;
  color: inherit;
}

.shortcut-tile {
  display: grid;
  place-items: center;
  width: 64px;
  height: 64px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--bg);
  transition: transform .15s, border-color .15s, box-shadow .15s;
}

.shortcut:hover .shortcut-tile {
  transform: translateY(-2px);
  border-color: var(--border-strong);
  box-shadow: 0 10px 20px -14px rgba(0, 0, 0, .5);
}

.shortcut:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
  border-radius: 12px;
}

.shortcut-glyph {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--glyph-bg, var(--accent));
  color: var(--glyph-fg, #fff);
  font-size: 18px;
  font-weight: 600;
  line-height: 1;
}

.shortcut-glyph.is-round {
  border-radius: 50%;
}

.shortcut-label {
  max-width: 100%;
  overflow: hidden;
  font-size: 13px;
  line-height: 1.4;
  color: var(--text-secondary);
  text-overflow: ellipsis;
  white-space: nowrap;
  transition: color .15s;
}

.shortcut:hover .shortcut-label {
  color: var(--text);
}

/* 添加快捷方式 */
.shortcut-add {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  margin-top: 10px;
  padding: 0 0 2px;
  border: 1px dashed var(--border-strong);
  border-radius: 50%;
  background: transparent;
  color: var(--text-faint);
  font-family: var(--font);
  font-size: 22px;
  font-weight: 300;
  line-height: 1;
  cursor: pointer;
  transition: color .15s, border-color .15s, background .15s;
}

.shortcut-add:hover {
  border-style: solid;
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent);
}

/* 应用图标：复用 apply.js 的 favicon 推导 */
.shortcut-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  object-fit: cover;
  background: var(--bg-soft);
  /* 图标加载失败时不显示 alt 文字 */
  color: transparent;
  font-size: 0;
}

/* “所有”入口（超出布局时出现在最后一个格子） */
.shortcut-all {
  border: 0;
  padding: 0;
  background: transparent;
  font-family: var(--font);
  cursor: pointer;
  -webkit-appearance: none;
  appearance: none;
}

.shortcut-all .shortcut-tile {
  color: var(--accent);
  border-style: dashed;
  border-color: var(--border-strong);
  transition: transform .15s, border-color .15s, background .15s, color .15s;
}

.shortcut-all .shortcut-tile svg {
  width: 22px;
  height: 22px;
  fill: currentColor;
}

.shortcut-all:hover .shortcut-tile {
  transform: translateY(-2px);
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent);
}

/* ---------- 模态框（与 apply 组件统一） ---------- */
.modal {
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(17, 24, 39, .45);
  z-index: 50;
}

.modal.is-open {
  display: flex;
}

.modal-content {
  width: 100%;
  max-width: 420px;
  /* 溢出处理：整体不超过可视区，内容区内部滚动，头/尾固定 */
  max-height: 100%;
  display: flex;
  flex-direction: column;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 24px 60px -24px rgba(0, 0, 0, .55);
  animation: modal-in .15s ease-out;
}

.modal-content-lg {
  max-width: 580px;
}

@keyframes modal-in {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: none; }
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex: none;
  padding: 18px 22px;
  border-bottom: 1px solid var(--border);
}

.modal-header h3 {
  font-size: 18px;
  font-weight: 600;
}

.modal-close {
  border: 0;
  background: transparent;
  cursor: pointer;
  font-size: 22px;
  line-height: 1;
  color: var(--text-faint);
  width: 32px;
  height: 32px;
  border-radius: 8px;
  transition: background .15s, color .15s;
}

.modal-close:hover {
  background: var(--bg-soft);
  color: var(--text);
}

.modal-body {
  padding: 22px;
  /* 内容超高时内部滚动，避免整页被裁切 */
  overflow-y: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}

.form-group:last-child {
  margin-bottom: 0;
}

.form-group label {
  font-size: 13px;
  color: var(--text-secondary);
}

.form-control {
  height: 38px;
  padding: 0 12px;
  font-family: var(--font);
  font-size: 15px;
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  outline: none;
  transition: border-color .15s;
}

.form-control:focus {
  border-color: var(--accent);
}

.form-control::placeholder {
  color: var(--text-faint);
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  flex: none;
  gap: 10px;
  padding: 16px 22px;
  border-top: 1px solid var(--border);
}

.modal-footer button {
  height: 38px;
  padding: 0 18px;
  font-family: var(--font);
  font-size: 14px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  background: var(--bg);
  color: var(--text);
  cursor: pointer;
  transition: background .15s, border-color .15s;
}

.modal-footer button:hover {
  background: var(--bg-soft);
}

.modal-footer button.btn-main {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.modal-footer button.btn-main:hover {
  background: #1747b8;
  border-color: #1747b8;
}

/* “所有应用”弹窗内的网格 */
.all-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, 78px);
  justify-content: center;
  gap: 14px 4px;
  max-height: 60vh;
  overflow-y: auto;
  padding: 4px;
}

/* 轻提示 */
.toast {
  position: fixed;
  left: 50%;
  bottom: 32px;
  transform: translateX(-50%) translateY(8px);
  padding: 10px 18px;
  border-radius: var(--radius);
  background: var(--text);
  color: #fff;
  font-size: 14px;
  box-shadow: 0 10px 30px -10px rgba(0, 0, 0, .4);
  z-index: 100;
  opacity: 0;
  pointer-events: none;
  transition: opacity .2s, transform .2s;
}

.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.toast.toast-success { background: var(--success); }
.toast.toast-error { background: var(--danger); }

/* ---------- 小屏 ---------- */
@media (max-width: 640px) {
  .search-screen { padding: 0 16px; }

  .start {
    padding: 32px 0 48px;
  }

  .brand {
    margin-bottom: 34px;
    gap: 12px;
  }

  .brand-mark {
    width: 48px;
    height: 48px;
  }

  .brand-mark svg {
    width: 25px;
    height: 25px;
  }

  .brand-name {
    /* 保留用户设定的字号，但在窄屏上按视口收敛，避免溢出 */
    font-size: min(var(--logo-size, 60px), 16vw);
  }

  .search {
    height: 56px;
    gap: 10px;
    padding: 0 16px 0 20px;
  }

  .search-input {
    font-size: 15px;
  }

  .apps-grid {
    gap: 12px 0;
    margin-top: 34px;
  }

  .shortcut {
    width: 68px;
  }

  .shortcut-tile {
    width: 56px;
    height: 56px;
    border-radius: 14px;
  }

  .shortcut-glyph {
    width: 36px;
    height: 36px;
    font-size: 15px;
  }

  .shortcut-add {
    width: 40px;
    height: 40px;
    margin-top: 8px;
    font-size: 20px;
  }
}

/* ---------- 魔法面板 ---------- */
.SearchBox {
  display: none;
  margin-top: 14px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: 0 14px 30px -24px rgba(0, 0, 0, .45);
  text-align: left;
  overflow: hidden;
}

.SearchBox.is-open {
  display: block;
  animation: panel-in .16s ease-out;
}

@keyframes panel-in {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: none; }
}

.SearchBox .modal-body {
  padding: 18px 20px;
}

.panel-label {
  display: block;
  margin-bottom: 6px;
  font-size: 13px;
  color: var(--text);
}

/* 面板内表单控件 */
.SearchBox select,
.SearchBox input[type="text"] {
  width: 100%;
  height: 34px;
  padding: 0 10px;
  font-family: var(--font);
  font-size: 14px;
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  outline: none;
  transition: border-color .15s;
}

.SearchBox select { cursor: pointer; }

.SearchBox select:hover,
.SearchBox input[type="text"]:hover { border-color: #bdbdbd; }

.SearchBox select:focus,
.SearchBox input[type="text"]:focus { border-color: var(--accent); }

.SearchBox input[type="text"]::placeholder { color: var(--text-faint); }

/* 面板标签页 */
.tabs-browser {
  display: flex;
  gap: 4px;
  border-bottom: 1px solid var(--border);
}

.tab-browser {
  padding: 7px 14px;
  border: 0;
  background: transparent;
  font-family: var(--font);
  font-size: 13px;
  color: var(--text-secondary);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: color .15s, border-color .15s;
}

.tab-browser:hover { color: var(--text); }

.tab-browser.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
  font-weight: 500;
}

.tabs-content { padding-top: 14px; }

.tab-pane { display: none; }
.tab-pane.active { display: block; }

/* 指令芯片 */
.cmd-helper-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.cmd-chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 11px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--bg-soft);
  font-size: 12px;
  color: var(--text-secondary);
  cursor: pointer;
  user-select: none;
  transition: color .15s, border-color .15s, background .15s;
}

.cmd-chip b {
  font-weight: 600;
  color: var(--text);
  transition: color .15s;
}

.cmd-chip .chip-desc { opacity: .65; }

.cmd-chip:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent);
}

.cmd-chip:hover b { color: var(--accent); }

/* 自定义引擎 */
#sub-tab2 > input[type="text"] { margin-bottom: 8px; }

/* 壁纸设置（sub-tab4） */
.bg-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

/* 360 分类较多，限制高度内部滚动，避免面板过高 */
#bg360Grid {
  max-height: 132px;
  overflow-y: auto;
  padding-right: 4px;
}

.bg-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.bg-row-label {
  font-size: 13px;
  color: var(--text-secondary);
}

/* 关闭壁纸开关 */
.switch {
  position: relative;
  display: inline-block;
  width: 40px;
  height: 22px;
  flex: none;
}

.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.switch .slider {
  position: absolute;
  inset: 0;
  background: var(--border-strong);
  border-radius: 999px;
  cursor: pointer;
  transition: background .15s;
}

.switch .slider:before {
  position: absolute;
  content: "";
  height: 16px;
  width: 16px;
  left: 3px;
  bottom: 3px;
  background: #fff;
  border-radius: 50%;
  transition: transform .15s;
}

.switch input:checked + .slider { background: var(--accent); }

.switch input:checked + .slider:before { transform: translateX(18px); }

.wallpaper-info {
  margin-top: 12px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--text-secondary);
}

.wallpaper-info:empty { display: none; }

.btn-add {
  height: 32px;
  padding: 0 14px;
  font-family: var(--font);
  font-size: 13px;
  border: 0;
  border-radius: var(--radius);
  background: var(--accent);
  color: #fff;
  cursor: pointer;
  transition: background .15s;
}

.btn-add:hover { background: var(--accent-hover); }

.btn-add.btn-cancel {
  background: var(--bg);
  border: 1px solid var(--border-strong);
  color: var(--text-secondary);
}

.btn-add.btn-cancel:hover {
  background: var(--bg-soft);
  color: var(--text);
}

.msg-tip { font-size: 12px; }

.engine-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 0;
  border-top: 1px solid var(--border);
}

.engine-item-info {
  flex: 1;
  min-width: 0;
}

.engine-item-name {
  overflow: hidden;
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.engine-item-url {
  overflow: hidden;
  font-size: 12px;
  color: var(--text-faint);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.btn-mini {
  height: 26px;
  padding: 0 10px;
  font-family: var(--font);
  font-size: 12px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  background: var(--bg);
  color: var(--text-secondary);
  cursor: pointer;
  white-space: nowrap;
  transition: color .15s, border-color .15s, background .15s;
}

.btn-mini:hover {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--accent-soft);
}

.btn-mini.danger:hover {
  color: var(--danger);
  border-color: var(--danger);
  background: var(--danger-soft);
}

/* 搜索记录 */
.history-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 4px;
}

.hint-text {
  font-size: 12px;
  color: var(--text-faint);
}

.btn-clear {
  height: 26px;
  padding: 0 10px;
  font-family: var(--font);
  font-size: 12px;
  border: 0;
  border-radius: var(--radius);
  background: transparent;
  color: var(--danger);
  cursor: pointer;
  transition: background .15s;
}

.btn-clear:hover { background: var(--danger-soft); }

.history-scroll-area {
  max-height: 230px;
  overflow-y: auto;
}

.history-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 7px 0;
  border-top: 1px solid var(--border);
}

.history-keyword {
  flex: 1;
  min-width: 0;
  padding: 0;
  overflow: hidden;
  border: 0;
  background: transparent;
  font-family: var(--font);
  font-size: 14px;
  color: var(--text);
  text-align: left;
  text-overflow: ellipsis;
  white-space: nowrap;
  cursor: pointer;
  transition: color .15s;
}

.history-keyword:hover { color: var(--accent); }

.engine-tag {
  flex-shrink: 0;
  padding: 1px 8px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--bg-soft);
  font-size: 11px;
  color: var(--text-faint);
}

.icon-del {
  flex-shrink: 0;
  display: grid;
  place-items: center;
  width: 22px;
  height: 22px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: transparent;
  font-size: 16px;
  line-height: 1;
  color: var(--text-faint);
  cursor: pointer;
  transition: background .15s, color .15s;
}

.icon-del:hover {
  background: var(--danger-soft);
  color: var(--danger);
}

.history-empty-msg {
  padding: 12px 0;
  font-size: 13px;
  color: var(--text-faint);
  text-align: center;
}

/* 磁贴悬停操作（编辑 / 删除） */
.shortcut { position: relative; }

.shortcut-actions {
  position: absolute;
  top: -7px;
  right: -2px;
  display: flex;
  gap: 4px;
  opacity: 0;
  transition: opacity .15s;
  z-index: 2;
}

.shortcut:hover .shortcut-actions,
.shortcut:focus-within .shortcut-actions { opacity: 1; }

.shortcut-action {
  display: grid;
  place-items: center;
  width: 20px;
  height: 20px;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 50%;
  background: var(--bg);
  color: var(--text-secondary);
  cursor: pointer;
  box-shadow: 0 2px 6px rgba(0, 0, 0, .1);
  transition: color .15s, border-color .15s, background .15s;
}

.shortcut-action svg {
  width: 11px;
  height: 11px;
  fill: currentColor;
}

.shortcut-action:hover {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--accent-soft);
}

.shortcut-action.shortcut-action-danger:hover {
  color: var(--danger);
  border-color: var(--danger);
  background: var(--danger-soft);
}

/* 确认气泡 */
.popconfirm-mask {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  background: rgba(17, 24, 39, .28);
  z-index: 60;
  animation: modal-in .12s ease-out;
}

.popconfirm {
  width: calc(100% - 48px);
  max-width: 320px;
  padding: 20px 22px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: 0 24px 60px -24px rgba(0, 0, 0, .55);
}

.popconfirm-msg {
  font-size: 14px;
  color: var(--text);
}

.popconfirm-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 16px;
}

.popconfirm-actions button {
  height: 34px;
  padding: 0 16px;
  font-family: var(--font);
  font-size: 14px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  background: var(--bg);
  color: var(--text);
  cursor: pointer;
  transition: background .15s, border-color .15s;
}

.popconfirm-actions button:hover { background: var(--bg-soft); }

.popconfirm-actions button.popconfirm-ok {
  background: var(--danger);
  border-color: var(--danger);
  color: #fff;
}

.popconfirm-actions button.popconfirm-ok:hover {
  background: #992019;
  border-color: #992019;
}

/* 待办 */
.todo-input-row {
  display: flex;
  gap: 8px;
  margin-bottom: 14px;
}

.todo-input-row .form-control { flex: 1; }

.todo-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 0;
  border-top: 1px solid var(--border);
}

.todo-item input[type="checkbox"] {
  flex-shrink: 0;
  width: 16px;
  height: 16px;
  accent-color: var(--accent);
  cursor: pointer;
}

.todo-item-text {
  flex: 1;
  min-width: 0;
  font-size: 14px;
  color: var(--text);
  overflow-wrap: anywhere;
}

.todo-item.done .todo-item-text {
  color: var(--text-faint);
  text-decoration: line-through;
}

/* ============ 智能导航栏 ============ */
.nav-bar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 30;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 22px;
  background: rgba(255, 255, 255, .74);
  border-bottom: 1px solid var(--border);
  -webkit-backdrop-filter: blur(14px) saturate(160%);
  backdrop-filter: blur(14px) saturate(160%);
  transition: transform .28s cubic-bezier(.4, 0, .2, 1);
}

@supports (background: color-mix(in srgb, red 50%, transparent)) {
  .nav-bar { background: color-mix(in srgb, var(--bg) 74%, transparent); }
}

.nav-bar.is-hidden { transform: translateY(-100%); }

.nav-brand {
  display: flex;
  align-items: center;
  gap: 9px;
  text-decoration: none;
  color: var(--text);
  font-size: 15px;
  font-weight: 600;
}

.nav-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-soft);
}

.nav-actions { display: flex; align-items: center; gap: 14px; }

.nav-link {
  font-size: 13px;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color .15s;
}

.nav-link:hover { color: var(--accent); }

.nav-icon-btn {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--bg);
  color: var(--text-secondary);
  cursor: pointer;
  transition: color .15s, border-color .15s, background .15s, transform .1s;
}

.nav-icon-btn:hover {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--accent-soft);
}

.nav-icon-btn:active { transform: scale(.94); }

/* ============ 搜索聚焦遮罩 ============ */
.search-mask {
  position: fixed;
  inset: 0;
  z-index: 40;
  background: rgba(10, 13, 20, .5);
  -webkit-backdrop-filter: blur(1.5px);
  backdrop-filter: blur(1.5px);
  opacity: 0;
  pointer-events: none;
  transition: opacity .24s ease;
}

html.search-focus .search-mask { opacity: 1; }

/* 压暗非搜索内容，只保留搜索框与下拉提示 */
html.search-focus .brand,
html.search-focus .apps-grid,
html.search-focus .home-toolbar {
  opacity: .16;
  transition: opacity .24s ease;
}

/* 搜索框与下拉浮在遮罩之上（仅搜索遮罩激活时） */
html.search-focus #searchForm {
  position: relative;
  z-index: 60;
}

/* 滚动锁：遮罩或模态框激活时锁定页面滚动，避免与浏览器滚动条冲突；
   --sbw 补偿消失的滚动条宽度，防止内容向右跳动 */
html.scroll-lock { overflow: hidden; }

html.scroll-lock body { padding-right: var(--sbw, 0px); }

html.scroll-lock .nav-bar { padding-right: calc(22px + var(--sbw, 0px)); }

/* ============ 设置中心 ============ */
.opt-grid { display: flex; flex-wrap: wrap; gap: 8px; }

.opt-chip {
  height: 32px;
  padding: 0 16px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--bg);
  font-family: var(--font);
  font-size: 13px;
  color: var(--text-secondary);
  cursor: pointer;
  transition: color .15s, border-color .15s, background .15s;
}

.opt-chip:hover { border-color: var(--accent); color: var(--accent); }

.opt-chip.active { background: var(--accent); border-color: var(--accent); color: #fff; }

.accent-grid { display: flex; gap: 12px; }

.accent-dot {
  width: 34px;
  height: 34px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: var(--c);
  cursor: pointer;
  transition: transform .15s, box-shadow .15s;
}

.accent-dot:hover { transform: scale(1.12); }

.accent-dot.active { box-shadow: 0 0 0 2px var(--bg), 0 0 0 4px var(--c); }

/* 缓存存储 */
.cache-summary { display: flex; gap: 12px; margin-bottom: 12px; }

.cache-sum-item {
  flex: 1;
  background: var(--bg-soft);
  border-radius: 12px;
  padding: 12px 14px;
}

.cache-sum-item b {
  display: block;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -.5px;
  font-variant-numeric: tabular-nums;
}

.cache-sum-item span { font-size: 12px; color: var(--text-secondary); }

.cache-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 12px; }

.cache-danger { color: var(--danger); }

.cache-danger:hover { background: var(--danger-soft); color: var(--danger); border-color: var(--danger); }

.cache-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
  max-height: 264px;
  overflow-y: auto;
}

.cache-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 11px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--bg);
}

.cache-item-main { flex: 1; min-width: 0; }

.cache-item-name {
  display: block;
  font-size: 13px;
  font-weight: 500;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.cache-item-key {
  display: block;
  font-size: 11px;
  color: var(--text-faint);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.cache-item-size {
  font-size: 12px;
  color: var(--text-secondary);
  flex: none;
  font-variant-numeric: tabular-nums;
}

.cache-item-del {
  border: 0;
  background: transparent;
  color: var(--text-faint);
  cursor: pointer;
  font-size: 14px;
  line-height: 1;
  padding: 3px 6px;
  border-radius: 6px;
  flex: none;
}

.cache-item-del:hover { color: var(--danger); background: var(--danger-soft); }

.cache-empty { font-size: 13px; color: var(--text-faint); text-align: center; padding: 20px 0; }

/* 其他：布局 + 快捷入口 */
.layout-inline { display: flex; align-items: flex-end; gap: 10px; flex-wrap: wrap; }

.layout-field {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 12px;
  color: var(--text-secondary);
}

.layout-field .form-control { width: 92px; }

.other-actions { display: flex; flex-wrap: wrap; gap: 8px; }

/* 小屏：导航栏与工具栏紧凑 */
@media (max-width: 640px) {
  .nav-bar { padding: 0 14px; }
  .nav-name { display: none; }
}

/* ============ 设置中心：行式控件（搜索框定制 / 快捷操作） ============ */
.qs-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 9px 0;
  border-bottom: 1px dashed var(--border);
}

.qs-row:last-child { border-bottom: 0; }

.qs-label { font-size: 13px; color: var(--text); }

.radio-row { display: flex; gap: 14px; }

.radio-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text-secondary);
  cursor: pointer;
}

.radio-item input { accent-color: var(--accent); cursor: pointer; }

.range-wrap { display: flex; align-items: center; gap: 10px; }

.range-wrap input[type="range"] {
  width: 148px;
  accent-color: var(--accent);
  cursor: pointer;
}

.range-val {
  font-size: 12px;
  color: var(--text-secondary);
  min-width: 46px;
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.input-sm {
  height: 30px;
  width: 156px;
  padding: 0 10px;
  font-family: var(--font);
  font-size: 13px;
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  outline: none;
  transition: border-color .15s;
}

.input-sm:focus { border-color: var(--accent); }

/* 隐藏搜索框 / 隐藏所有卡片 的状态提示 */
.qa-btn.is-off { color: var(--text-faint); }